Home / 476,367.21-657,389.52-261,509.04

Finding the Fourth Proportional to 476,367.21, 657,389.52 and 261,509.04

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Solution

The fourth proportional to 476,367.21, 657,389.52 and 261,509.04 is: 360,884.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,367.21 : 657,389.52 = 261,509.04 : x
  2. Step 2: Convert to fraction form
    476,367.21/657,389.52 = 261,509.04/x
  3. Step 3: Cross multiply
    476,367.21x = 657,389.52 × 261,509.04
  4. Step 4: Simplify right side
    476,367.21x = 171,913,302,281.26
  5. Step 5: Solve for x
    x = 171,913,302,281.26/476,367.21
  6. Step 6: Final answer
    x = 360,884.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.